<link href="{{"plugins/gallery/css/lightgallery.min.css" | relURL}}" rel="stylesheet">
<script src="{{"plugins/gallery/js/jquery.mousewheel.min.js" | relURL}}"></script>
<script src="{{"plugins/gallery/js/lightgallery-all.min.js" | relURL}}"></script>
<script type="text/javascript">
    (function gallery() {
        $('#post').lightGallery({ selector: '.content-image'});
    })();
</script>